| 摘要 |
PROBLEM TO BE SOLVED: To provide a ball entrance unit and the like capable of smoothly executing fair play while preventing game balls from being caught by protecting the surface of an open/close door and preventing the once-closed open/close door from being accidentally opened. SOLUTION: The ball entrance unit 40 includes the open/close door 43 for swinging open/close a ball entrance 42, and transmitting means 45 and 46 for transmitting drive force of driving means 44 to the open/close door 43. The transmitting means includes first transmitting means 45 for swinging open/close the open/close door 43, and second transmitting means 46 for moving a rotating shaft 43b of the open/close door 43. The second transmitting means 46 is configured to move the rotating shaft 43b rearward when the open/close door 43 is moved toward a closed position. COPYRIGHT: (C)2011,JPO&INPIT |
